Merge pull request prometheus#4166 from prometheus/superq/fix_build_info

Fix build info metric

Author: SuperQ

cmd/alertmanager/main.go

@@ -33,7 +33,7 @@ import (
 	"github.com/KimMachineGun/automemlimit/memlimit"
 	"github.com/alecthomas/kingpin/v2"
 	"github.com/prometheus/client_golang/prometheus"
-	"github.com/prometheus/client_golang/prometheus/collectors"
+	versioncollector "github.com/prometheus/client_golang/prometheus/collectors/version"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
 	"github.com/prometheus/common/model"
 	"github.com/prometheus/common/promslog"
@@ -116,7 +116,7 @@ func init() {
 	prometheus.MustRegister(configuredReceivers)
 	prometheus.MustRegister(configuredIntegrations)
 	prometheus.MustRegister(configuredInhibitionRules)
-	prometheus.MustRegister(collectors.NewBuildInfoCollector())
+	prometheus.MustRegister(versioncollector.NewCollector("alertmanager"))
 }
 
 func instrumentHandler(handlerName string, handler http.HandlerFunc) http.HandlerFunc {